Weld-Neck Flanges
Browse weld-neck flanges within asme / ansi class-rated flanges, organised for fast product selection by system, connection and product type.
Choose a type, order your sizes
Compare sizes and prices on one page, then add several sizes together.
SCHEDULE 10S ASA150 WELD NECK FLANGE SS 316
12 sizes / options
DN15 (1/2" NB) — DN250 (10" NB)Choose sizes & quantities →
SCHEDULE 10S PN16 WELD NECK FLANGE SS 316
3 sizes / options
DN50 (2" NB) — DN80 (3" NB)Choose sizes & quantities →
SCHEDULE 40S ASA150 WELD NECK FLANGE SS 316
12 sizes / options
DN15 (1/2" NB) — DN250 (10" NB)Choose sizes & quantities →
SCHEDULE 80S ASA150 WELD NECK FLANGE SS 316
12 sizes / options
DN15 (1/2" NB) — DN200 (8" NB)Choose sizes & quantities →
ASA150 SCHEDULE 40S RF WELD NECK FLANGE SS 304
2 sizes / options
DN100 (4" NB) — DN150 (6" NB)Choose sizes & quantities →
SCHEDULE 10S ASA150 WELD NECK FLANGE SS 304
12 sizes / options
DN15 (1/2" NB) — DN250 (10" NB)Choose sizes & quantities →
SCHEDULE 10S PN16 WELD NECK FLANGE SS 304
2 sizes / options
DN32 (1.1/4" NB) — DN100 (4" NB)Choose sizes & quantities →
SCHEDULE 40S ASA150 WELD NECK FLANGE SS 304
12 sizes / options
DN15 (1/2" NB) — DN250 (10" NB)Choose sizes & quantities →
SCHEDULE 80S ASA150 WELD NECK FLANGE SS 304
12 sizes / options
DN15 (1/2" NB) — DN200 (8" NB)Choose sizes & quantities →No matching types. Try another term, or browse individual products below.
Individual products & other optionsBrowse each stock item separately, including products outside these size tables.